ジークフリード・フォン・シュレイダー

Sieg Lloyd, true name Siegfried von Schroider, is the CEO of Schroeder Corp, a rival of KaibaCorp. As the champion of Europe, he participates in Kaiba's KC Grand Championship. He seeks to take down KaibaCorp as revenge because he feels that Seto Kaiba stole his plans for holographic Dueling technology.